A video and acoustic methodology to map bite placement at the patch scale

Applied Animal Behaviour Science

Volumn 98, Issue 3-4, 2006, Pages 196-215

  Griffiths, Wendy M ^a   Alchanatis, Victor ^a   Nitzan, Ronit ^a   Ostrovsky, Viacheslav ^a   Ben Moshe, Ezra ^a   Yonatan, Rafi ^a   Brener, Shimon ^a   Baram, Hagit ^a   Genizi, Avraham ^a   Ungar, Eugene D ^a  

^a VOLCANI CENTER   (Israel)

Author keywords

Bite coordinates; Bite placement; Cattle; Grazing; Patch depletion

Indexed keywords

ACOUSTIC METHOD; ALFALFA; ANIMAL; BEHAVIORAL ECOLOGY; GRAZING; IMAGE PROCESSING; MAP; SWARD; VIDEOGRAPHY;

ANIMALIA; BOS TAURUS; MEDICAGO SATIVA;

EID: 33646874392     PISSN: 01681591     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.applanim.2005.10.006     Document Type: Article

References (23)

1. Armstrong J., Zisserman A., and Beardsley P. Euclidean reconstruction from uncalibrated images. Proceedings of the Conference on British Machine Vision, vol. 2. University of York, York, United Kingdom (1994), BMVA Press, Surrey, UK 509-518
2. Cressie N.A.C. Statistics for Spatial Data (1993), John Wiley, New York
3. Criminisi A., Reid I., and Zisserman A. A plane measuring device. Image Vision Comput. 17 (1999) 625-634
4. Criminisi A., Reid I., and Zisserman A. Single view metrology. Int. J. Comput. Vision 40 (2000) 123-148
5. Delagarde R., Caudal J.P., and Peyraud J.L. Development of an automatic bitemeter for grazing cattle. Ann. Zootech. 48 (1999) 329-339
6. Fehmi J.S., and Laca E.A. A note on using a laser-based technique for recording of behaviour and location of free-ranging animals. Appl. Anim. Behav. Sci. 71 (2001) 335-339
7. Ginnett T.F., Dankosky J.A., Deo G., and Demment M.W. Patch depression in grazers: the roles of biomass distribution and residual stems. Funct. Ecol. 13 (1999) 37-44
8. Hongo A. Selective grazing in pure leaf and leaf/culm mixtures of herbage grasses by sheep. J. Agric. Sci. 131 (1998) 353-359
9. Laca E.A., and Demment M.W. Foraging strategies of grazing animals. In: Hodgson J., and Illius A.W. (Eds). The Ecology and Management of Grazing Systems (1996), CAB International, Wallingford 137-158
10. Laca E.A., and WallisDeVries M.F. Acoustic measurement of intake and grazing behaviour of cattle. Grass Forage Sci. 55 (2000) 97-104
11. Laca E.A., Ungar E.D., Seligman N., and Demment M.W. Effects of sward height and bulk-density on bite dimensions of cattle grazing homogeneous swards. Grass Forage Sci. 47 (1992) 91-102
12. Laca E.A., Ungar E.D., Seligman N.G., Ramey M.R., and Demment M.W. An integrated methodology for studying short-term grazing behavior of cattle. Grass Forage Sci. 47 (1992) 81-90
13. Laca E.A., Distel R.A., Griggs T.C., and Demment M.W. Effects of canopy structure on patch depression by grazers. Ecology 75 (1994) 706-716
14. Lentle R.G., Potter M.A., Stafford K.J., Springett B.P., and Haslett S. The temporal characteristics of feeding activity in free-ranging tammar wallabies (Macropus eugenii Desmarest). Aust. J. Zool. 46 (1998) 601-615
15. MathWorks, 2000. The Language of Technical Computing: Using Matlab. The MathWorks Inc., Natrick, MA, USA.
16. Mundy J., and Zisserman A. Geometric Invariance in Computer Vision (1992), Oxford University Press, Oxford
17. SAS Institute, 1994. JMP User's Guide, Version 3. SAS Institute Inc., Cary, NC, USA.
18. Semple J., and Kneebone G. Algebraic Projective Geometry (1979), Oxford University Press, Oxford
19. Siegel S. Nonparametric Statistics for the Behavioral Sciences (1956), McGraw-Hill, New York
20. Ungar E.D., and Griffiths W.M. The imprints created by cattle grazing short sequences of bites on continuous alfalfa swards. Appl. Anim. Behav. Sci. 77 (2002) 1-12
21. Ungar E.D., and Ravid N. Bite horizons and dimensions for cattle grazing herbage to high levels of depletion. Grass Forage Sci. 54 (1999) 357-364
22. Ungar E.D., Genizi A., and Demment M.W. Bite dimensions and herbage intake by cattle grazing short hand-constructed swards. Agron. J. 83 (1991) 973-978
23. Ungar E.D., Ravid N., and Bruckental I. Bite dimensions for cattle grazing herbage at low levels of depletion. Grass Forage Sci. 56 (2001) 35-45